import { Command } from './Command.js';

/**
 * @param editor Editor
 * @param object THREE.Object3D
 * @param newUuid string
 * @constructor
 */
class SetUuidCommand extends Command {

    constructor( editor, object, newUuid ) {

        super( editor );

        this.type = 'SetUuidCommand';
        this.name = 'Update UUID';

        this.object = object;

        this.oldUuid = ( object !== undefined ) ? object.uuid : undefined;
        this.newUuid = newUuid;

    }

    execute() {

        this.object.uuid = this.newUuid;
        this.editor.signals.objectChanged.dispatch( this.object );
        this.editor.signals.sceneGraphChanged.dispatch();

    }

    undo() {

        this.object.uuid = this.oldUuid;
        this.editor.signals.objectChanged.dispatch( this.object );
        this.editor.signals.sceneGraphChanged.dispatch();

    }

    toJSON() {

        const output = super.toJSON( this );

        output.oldUuid = this.oldUuid;
        output.newUuid = this.newUuid;

        return output;

    }

    fromJSON( json ) {

        super.fromJSON( json );

        this.oldUuid = json.oldUuid;
        this.newUuid = json.newUuid;
        this.object = this.editor.objectByUuid( json.oldUuid );

        if ( this.object === undefined ) {

            this.object = this.editor.objectByUuid( json.newUuid );

        }

    }

}

export { SetUuidCommand };
